Description： As Diffuser, the Ultrasonic design ensure the oil diffuser control the smooth mist for long time. Through essential oils could be used to boost your mood and help prevent allergies as well as from passive smoking. As Humidifiers, to increase the moisture in your room. And it will add oxygen molecule to the air that is helpful to relax your body and fall asleep faster, perform better, and enjoy life more. 500ml capacity humidifiers, mist lasts much longer, enjoy life while you can. Made of environment friendly PP ABS material with natural, protect environment and keep you safe. When time is up or there is no water, diffusers device will turn off automatically. Different colors: Green, Dark blue, Red, Yellow, Pink, Light blue, White, the mood in different places will be given, imperceptibly influences people's feelings. Specifications: Material: PP Capacity of water tank: 500ML Noise Level: less than 20dB Power(input/output): AC100-240V Working time: 10 Hours continuous mode, 16Hours intermittent mode Working Modes： LIGHT:7-color cycle/1-color fixed HIGH/LOW: high mist/low mist MIST: ON / 60' / 120' / 180' Package Included: 1 x Diffuserlover Aroma Diffuser 1 x Charger Adapter 1 x Measuring Cup for Filling Water 1 x User Manual.